22 June. Monday 2026
Harley-Davidson Softail Fat Boy Lo - 2015 Specifications and Reviews
The 2015 Harley-Davidson Softail Fat Boy Lo is a cruiser designed for riders seeking classic styling with a low-slung riding position and aggressive stance. Known for its iconic design, fat tires, and accessible seat height, it delivers the quintessential American cruiser experience with modern reliability and electronic features. Perfect for both highway cruising and commanding presence in any setting.
General information | |
| Category | Custom / cruiser |
| Year | 2015 |
| Model | Harley-Davidson Softail Fat Boy Lo |
| | |
Engine and Transmission Specifications | |
| Exhaust system | Denim Black and Satin Chrome, over/under shotgun exhaust with dual mufflers |
| Greenhouse gases | 129.9 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel consumption | 5.60 litres/100 km (17.9 km/l or 42.00 mpg) |
| Driveline | Primary chain, 34/46 ratio |
| Clutch | Multi-plate with diaphragm spring in oil bath |
| Transmission type,final drive | Belt |
| Gearbox | 6-speed |
| Cooling system | Air |
| Fuel system | Injection. Electronic Sequential Port Fuel Injection (ESPFI) |
| Bore x Stroke | 98.4 x 111.3 mm (3.9 x 4.4 inches) |
| Compression | 9.6:1 |
| Torque | 132.00 Nm (13.5 kgf-m or 97.4 ft.lbs) @ 3000 Revolutions">RPM |
| Engine details | Air-cooled, Twin Cam 103B™ |
| Engine type | V2, four-stroke |
Brakes, suspension, Frame and wheels | |
| Wheels | Black, Bullet Hole Disc Cast Aluminum |
| Rear brakes | Single disc. 2-piston |
| Front brakes | Double disc. 4-piston. ABS. |
| Rear tyre | 200/55-R17 |
| Front tyre | 140/75-R17 |
| Trail | 147 mm (5.8 inches) |
| Rake (fork angle) | 31.6° |
Physical measures and capacities | |
| Oil capacity | 3.30 litres (0.22 quarts) |
| Fuel capacity | 18.93 litres (5.00 gallons) |
| Wheelbase | 1,638 mm (64.5 inches) |
| Ground clearance | 122 mm (4.8 inches) |
| Overall length | 2,395 mm (94.3 inches) |
| Seat height | 616 mm (24.3 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 330.2 kg (728.0 pounds) |
| Dry weight | 313.0 kg (690.0 pounds) |
| | |
Other specs | |
| Light | High beam, neutral, low oil pressure, turn signals, engine diagnostics, security system (optional), 6-speed, low fuel warnings |
| Instruments | Tank-mounted electronic speedometer with odometer, time-of-day clock on odometer, dual tripmeter, RPM/gear display, fuel gauge with low fuel warning light and countdown feature, low oil pressure indicator light, engine diagnostics readout, LED indicator lights, 6-speed indicator light |
| Starter | Electric |
| Color options | Charcoal Pearl, Radioactive Green, Sand Cammo Denim, Black Denim, Vivid Black |
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